Energy storage and power supply device



FIG. 1 is a front perspective view of an energy storage and power supply device showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a left side view thereof.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM We claim the ornamental design for an energy storage and power supply device, as shown and described. 